When did Benjamin Franklin fly his kite in a thunderstorm?

Benjamin Franklin performed the kite experiment that proved lightning is electricity in 1751.

What was the original Catch-22? In Joseph Heller's 1961 novel of the same name, it…
What was a summoner or A canon's yeoman or A franklin or A manciple or a reeve? These occupations of characters in Chaucer's Canterbury Tales (c. 1387-1400)…
When did Franklin Roosevelt first use the term "New Deal" to describe his program for recovery? Franklin Roosevelt first used it in his acceptance speech for…
What causes hail? Hailstones begin as frozen raindrops or pellets of snow in…
How many copies did Poor Richard's Almanack sell when it was published? Over the course of publication (1732-57), Benjamin Franklin's Almanack sold…
What was Hawkeye's real name on "M*A*S*H" (CBS, 1972-83)? Hawkeye's real name on the TV series "M*A*S*H" (CBS, 1972-83)…